[Selection of rice callus resistant to salt]
1988
Kim, H.S. (Academy of Agricultural Science, Pyongyang (Korea Democratic People's Republic). Inst. of Agricultural Biology)
After the seeds of rice variety "Pyongyang no. 15", "Onchon no. 7" and "Samjiyon no. 1" were irradiated by gamma rays 30 kGy and treated by ethylene imine 0.05% for 15 hours, the salt resistant callus was selected by using the embryo cultured callus. In N6 changing medium, alive callus was selected, increasing NaCl to 2%, 3% from 1.5%. The period of salt treatment was 25 days in 1.5%, 20 days in 2% and 10 days in 3%
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